The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 07, 2025
Filed:
Dec. 21, 2021
China Iwncomm Co., Ltd., Shaanxi, CN;
Manxia Tie, Shaanxi, CN;
Jun Cao, Shaanxi, CN;
Xiaolong Lai, Shaanxi, CN;
Xiaorong Zhao, Shaanxi, CN;
Qin Li, Shaanxi, CN;
Bianling Zhang, Shaanxi, CN;
Guoqiang Zhang, Shaanxi, CN;
CHINA IWNCOMM CO., LTD., Shaanxi, CN;
Abstract
A method and device for identity authentication. An authentication access controller (AAC) acquires an identity ciphertext message transmitted by a requesting device (REQ), the identity ciphertext message comprising an identity information ciphertext of the REQ, the AAC decrypts the identity information ciphertext of the REQ to generate a digital certificate (Cert) of the REQ, transmits a first authentication request message comprising the Certto a first authentication server, and receives a first authentication response message transmitted by the first authentication server, the first authentication response message comprising authentication result information and a digital signature of the first authentication server, the AAC utilizes a public key of the first authentication server to verify the digital signature of the first authentication server, and if successfully verified, then the AAC determines an identity authentication result for the REQ on the basis of the verification result of the Certin the authentication result information.